Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so state.
A. x = 0
B. x = -17
C. x = 8
D. Defined for all real numbers
Answer: A
Mathematics
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Solve the problem.The table shows the prizes and probabilities of winning (on a single $1 ticket) for a particular state lottery. Find the expected value of the winnings for a single lottery ticket. 
A. -$0.79 B. -$0.75 C. $0.21 D. -$0.84
Mathematics
Use radical notation to write the expression. Simplify if possible.7x3/8
A. 
B. 
C. 
D. 7
Mathematics
Sketch the graph of the parabola.y = x2 - 2x - 8
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A student was asked to evaluate 
for 
She started by multiplying by 3 to clear the fraction. Why is this not correct?
What will be an ideal response?
Mathematics